when the chinese first heard a singer he was on a surface. he was a pinger drifting or tagged on a shark or anything like. that and then the u.s. navy when they were hearing some pinger down below it could be something different. and plus i heard it was some time like 33 kilohertz and people are saying it is because of the pressure the frequency can change. no way. i'm using an acoustic system in deep water. when you have a frequency like on this pinger, there are guarantee for 6,000 meter or 20,000 feet. the frequency does not change. if not how you have any position of submersible or anything like that. >> so the bottom line, you are not convinced? >> i'm sure they were hearing something but not from the black box. since the beginning i but saying that. >> jeff wise, are you seeing all superior now? seriously, you have been saying -- i saved you for last. you have been saying this from all along. look at you. you have been questioning this data and now you have been proven, it appears, correct. >> i'm just take it all in. this is the moment